CN112515333B

CN112515333B - Conference table capable of adjusting area and inclination angle of table top

Info

Publication number: CN112515333B
Application number: CN202011408266.1A
Authority: CN
Inventors: 徐玲玲; 冯香君; 孙啸雷; 熊靖
Original assignee: Yancheng Yanxi Happy Industry Development Co ltd
Current assignee: Yancheng Yanxi Happy Industry Development Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2022-11-25
Anticipated expiration: 2040-12-05
Also published as: CN112515333A

Abstract

The invention discloses a conference table capable of adjusting the area and the inclination angle of a table top, which relates to the technical field of office supplies and comprises a main body, a rack, a first transmission shaft, a transmission gear, a first bevel gear, a second bevel gear, a double-thread screw rod, a screw rod nut, a limiting plate, a top pressing block, a filling plate, a pressing spring, a guide chute, a positioning groove, a first step, a second step, a sleeve, a connecting ring, a sliding rod, a reset spring, a displacement sliding ring, a locking block and a connecting rod. The invention has the advantages that the extrusion block, the limiting block and the positioning groove are arranged, the effect of freely adjusting the desktop is achieved, the size of the area can be freely adjusted according to the requirement, the operation is simple, the use is convenient, the situation that more temporary attendees cause crowding of the conference desk is avoided, the effect of freely adjusting the inclination angle of the desktop is achieved by arranging the displacement slip ring, the connecting ring and the sleeve, the situation that the desktop is inclined, articles on the desktop slide down is avoided, and the using effect of the device is good.

Description

Conference table capable of adjusting area and inclination angle of table top

Technical Field

The invention relates to the technical field of office supplies, in particular to a conference table with adjustable table top area and table top inclination angle.

Background

Conference table is common modern office supplies, generally chooses for use the wood to spray paint, and the veneer is done to imported cherry wood skin, adopts the environmental protection substrate, and the high-grade polyester paint of import PU class, the high-quality hardware of import all need purchase to be used for handling official business, and along with the improvement of standard of living, more and more companies pay attention to its practicality and convenience when the shopping conference table.

The area of traditional conference table can not be adjusted, and its result of use is not good, and when the personnel that need attend the meeting temporarily are more, the conference table will seem more crowded, and this uses inconvenient personnel, leads to partly personnel to go into to sit smoothly, and simultaneously, the desktop inclination of conference table also can not be adjusted, when the meeting place when uneven place, can cause the desktop slope, makes the article on the desktop appear the landing.

Disclosure of Invention

The invention aims to provide a conference table with adjustable table top area and inclination angle, which solves the problems in the prior art.

In order to solve the technical problems, the invention provides the following technical scheme: a conference table capable of adjusting the area and the inclination angle of a table top comprises a main body, wherein both sides of the top of the main body are movably connected with a table plate, a transmission mechanism is arranged in the main body, an area adjusting mechanism is arranged below the table plate at the top of the main body, an inclination angle adjusting mechanism is arranged at the bottom of the main body, the transmission mechanism comprises racks fixedly connected with both sides of the bottom of the table plate, both sides of the inner wall of the main body are horizontally provided with a first transmission shaft in rotating connection, both sides of the outer wall of the first transmission shaft are fixedly connected with transmission gears which are meshed with adjacent racks, both sides of the inner wall of the main body are horizontally provided with double-thread screw rods in rotating connection between the two first transmission shafts, both ends of the double-thread screw rods are fixedly connected with second bevel gears, both sides of the outer wall of the first transmission shaft are fixedly sleeved with first bevel gears, the first bevel gear is meshed with an adjacent second bevel gear, two lead screw nuts are movably sleeved on the outer wall of the double-thread lead screw, a limiting plate matched with the lead screw nuts is fixedly connected to the bottom of the inner wall of the main body, the area adjusting mechanism comprises a top pressing block fixedly connected with the tops of the lead screw nuts, the top pressing block is in a right trapezoid shape, a plurality of filling plates are movably connected to the top of the main body, an extrusion block matched with the top pressing block is fixedly connected to the bottom of each filling plate, limiting blocks are fixedly connected to two sides of each extrusion block, locking plates are movably connected to the top of each limiting plate and two sides of each extrusion block, compression springs are fixedly connected to the sides, away from the extrusion blocks, of the locking plates, away from the outer walls of the extrusion blocks, guide chutes matched with the limiting blocks are arranged on the sides, close to the outer walls of the extrusion blocks, and positioning grooves are arranged above the guide chutes on the sides, away from the locking plates, the lead screw nut is close to the first halfpace of outer wall one side fixedly connected with of locking board, outer wall one side fixedly connected with and first halfpace assorted second halfpace of locking board.

Furthermore, the top of limiting plate is equipped with the first spout that matches with the locking plate, and during the use, the locking plate slides from side to side in first spout under the drive of second halfpace, and it plays spacing and guide locking plate motion's effect.

Furthermore, the top of limiting plate is equipped with screw-nut assorted second spout, during the use, screw-nut moves in the second spout under the drive of two screw lead screws, and it plays the effect that supplementary two screw lead screws made screw-nut steady motion.

Further, the top of main part be equipped with the spacing spout of table assorted, during the use, the table carries out the horizontal slip along spacing spout, plays spacing table and improves its motion stability's effect.

Furthermore, the top of the main body is provided with a movable groove matched with the filling plate, and when the filling plate is used, the filling plate is jacked up in the movable groove under the driving of the extrusion block, so that the filling plate is placed.

Further, the bottom of mending board is in main part outer wall both sides fixedly connected with limiting plate, and during the use, the mending board drives the limiting plate and slides in the main part outer wall, plays spacing mending board, avoids it to appear moving about the effect.

Further, inclination adjustment mechanism includes the brace table of fixed connection in main part bottom four corners, the bottom of brace table articulates there is the spliced pole, the bottom of spliced pole is rotated and is connected with the sleeve, the inner wall one side fixedly connected with second screw-nut of spliced pole is kept away from to the sleeve, the inboard swing joint of second screw-nut has the lead screw of extending, the bottom of extending the lead screw extends to sleeve outside fixedly connected with support column, the sleeve is close to outer wall one side fixedly connected with go-between of spliced pole, the top fixedly connected with a plurality of slide bar of go-between, it is adjacent the outer wall movable sleeve of slide bar is equipped with same displacement sliding ring, the bottom of displacement sliding ring is in slide bar outside fixedly connected with reset spring, the top of displacement sliding ring extends to the inboard fixedly connected with a plurality of latch segments of spliced pole, adjacent two fixedly connected with connecting rod between the support column.

Furthermore, the inner side of the connecting column is provided with a locking groove matched with the locking block, and when the locking device is used, the locking block is kept attached to the locking groove under the driving of the displacement slip ring, so that the locking sleeve is used for preventing the locking sleeve from rotating automatically.

Further, telescopic inner wall fixedly connected with and spliced pole assorted rolling bearing, during the use, the sleeve passes through rolling bearing and spliced pole to rotate and is connected, and it has improved the stability of device motion.

Compared with the prior art, the invention has the following beneficial effects:

1. this conference table at adjustable desktop area and desktop inclination, through setting up a briquetting, top briquetting and extrusion piece contact, the extrusion piece is by jack-up, the extrusion piece drives the board motion of mending, stopper and positioning groove keep aliging, the stopper stretches into among the positioning groove under compression spring's effect during, the board is by the chucking mended, through setting up multiunit board of mending, can increase the area wantonly, screw-nut drives first terraced platform and second terraced platform contact, the second terraced platform is promoted afterwards, the second terraced platform drives the locking board motion, stopper and positioning groove separation, the board of mending loses spacingly, fall into the below under the effect of gravity, so along with drawing close of screw-nut, the board of mending falls one by one, the effect of freely adjusting the desktop has been played through setting up above structure, can freely adjust the size of area according to the demand, and easy operation, high durability and convenient use, avoided the more crowded circumstances that leads to the conference table of interim meeting personnel to take place.

2. This conference table at adjustable desktop area and desktop inclination, through promoting the displacement sliding ring, the displacement sliding ring drives the latch segment motion, the latch segment loosens the spacing to the displacement sliding ring, rotate the go-between, the go-between drives the sleeve and rotates, the sleeve drives second screw-nut and rotates, then second screw-nut passes through the sleeve and drives the spliced pole and rise, the extension has just been accomplished to this support column this moment, can make conference table keep the stable placing of level, the effect at freely adjusting the desktop inclination has been played through the structure more than setting up, avoid opening the meeting place when uneven place, the desktop takes place to incline, the condition that the landing appears to article on the messenger's desktop takes place, device excellent in use effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the invention at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the invention at B of FIG. 1;

FIG. 4 is a side sectional view of a portion of the present invention;

FIG. 5 is a schematic view of the positioning groove of the present invention;

fig. 6 is a schematic structural view of a first landing of the present invention;

fig. 7 is a front sectional view of the invention after deployment.

In the figure: 1. a main body; 2. a table plate; 3. a transmission mechanism; 4. an area adjusting mechanism; 5. an inclination angle adjusting mechanism; 6. a rack; 7. a first drive shaft; 8. a transmission gear; 9. a first bevel gear; 10. a second bevel gear; 11. a double-threaded screw rod; 12. a feed screw nut; 13. a limiting plate; 14. pressing the block; 15. filling up the board; 16. extruding the block; 17. a limiting block; 18. a locking plate; 19. a compression spring; 20. a guide chute; 21. a positioning groove; 22. a first landing; 23. a second landing; 24. a support table; 25. connecting columns; 26. a sleeve; 27. a second feed screw nut; 28. stretching the screw rod; 29. a support column; 30. a connecting ring; 31. a slide bar; 32. a return spring; 33. a displacement slip ring; 34. a locking block; 35. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2 and 4-7, the conference table capable of adjusting the area and the inclination angle of the table top comprises a main body 1, wherein table plates 2 are movably connected to both sides of the top of the main body 1, a transmission mechanism 3 is arranged inside the main body 1, an area adjusting mechanism 4 is arranged below the table plates 2 at the top of the main body 1, an inclination angle adjusting mechanism 5 is arranged at the bottom of the main body 1, the transmission mechanism 3 comprises racks 6 fixedly connected to both sides of the bottom of the table plates 2, first transmission shafts 7 rotatably connected to both sides of the inner wall of the main body 1 are horizontally arranged on both sides of the inner wall of the main body 1, transmission gears 8 are fixedly connected to both sides of the outer wall of the first transmission shafts 7, the transmission gears 8 are meshed with the adjacent racks 6, double-threaded screw rods 11 rotatably connected to both sides of the inner wall of the main body 1 are horizontally arranged between the two first transmission shafts 7, the double-thread screw mandrel comprises a double-thread screw mandrel 11, two second bevel gears 10 are fixedly connected to two ends of the double-thread screw mandrel 11, first bevel gears 9 are fixedly sleeved on two sides of the outer wall of a first transmission shaft 7, the first bevel gears 9 are meshed with the adjacent second bevel gears 10, two screw nuts 12 are movably sleeved on the outer wall of the double-thread screw mandrel 11, a limiting plate 13 matched with the screw nuts 12 is fixedly connected to the bottom of the inner wall of a main body 1, an area adjusting mechanism 4 comprises a jacking block 14 fixedly connected to the top of the screw nuts 12, the jacking block 14 is in a right trapezoid shape, a plurality of filling plates 15 are movably connected to the top of the main body 1, extrusion blocks 16 matched with the jacking block 14 are fixedly connected to the bottom of the filling plates 15, limiting blocks 17 are fixedly connected to two sides of the extrusion blocks 16, and locking plates 18 are movably connected to two sides of the limiting plate 13 and the extrusion blocks 16, locking plate 18 keeps away from outer wall one side fixedly connected with pressure spring 19 of extrusion piece 16, locking plate 18 is close to extrusion piece 16 outer wall one side be equipped with stopper 17 assorted guide chute 20, outer wall one side of locking plate 18 is equipped with positioning groove 21 in guide chute 20 top, screw-nut 12 is close to the first terraced platform 22 of outer wall one side fixedly connected with of locking plate 18, outer wall one side fixedly connected with and first terraced platform 22 assorted second terraced platform 23 of locking plate 18.

The top of the limiting plate 13 is provided with a first sliding groove matched with the locking plate 18, and when the locking device is used, the locking plate 18 slides left and right in the first sliding groove under the driving of the second step 23, so that the locking device has the functions of limiting and guiding the locking plate 18 to move.

The top of limiting plate 13 is equipped with the second spout with screw-nut 12 assorted, and during the use, screw-nut 12 moves in the second spout under the drive of two screw lead screws 11, and it plays the effect that supplementary two screw lead screws 11 made screw-nut 12 steady motion.

The top of main part 1 is equipped with 2 assorted spacing spouts of table, during the use, table 2 carries out the horizontal slip along spacing spout, plays spacing table 2 and improves its motion stability's effect.

The top of the main body 1 is provided with a movable groove matched with the filling plate 15, and when the filling plate 15 is used, the filling plate 15 is jacked up in the movable groove under the driving of the extrusion block 16, so that the filling plate 15 is placed.

The bottom of the filling-up plate 15 is fixedly connected with limiting plates on two sides of the outer wall of the main body 1, and when the filling-up plate is used, the filling-up plate 15 drives the limiting plates to slide on the outer wall of the main body 1, so that the limiting filling-up plate 15 is played, and the phenomenon that the filling-up plate moves left and right is avoided.

The implementation mode is specifically as follows: when the area of the tabletop needs to be increased, the tabletop 2 is pulled to one side, the tabletop 2 drives the rack 6 to move, the rack 6 drives the transmission gear 8 to rotate, the transmission gear 8 drives the first transmission shaft 7 to rotate, the first transmission shaft 7 drives the first bevel gear 9 to rotate, the first bevel gear 9 drives the second bevel gear 10 to rotate, the second bevel gear 10 drives the double-threaded screw rod 11 to rotate, the double-threaded screw rod 11 drives the second bevel gear 10 at the other end to rotate, then, in the same way, the tabletop 2 at the other side of the top of the device also synchronously moves towards the outer side, meanwhile, when the double-threaded screw rod 11 rotates, the double-threaded screw rod 11 drives the screw rod nut 12 to move, the screw rod nut 12 drives the jacking block 14 to move, then, the jacking block 14 is in contact with the extrusion block 16, the extrusion block 16 is jacked up under the action of the jacking block 14, the extrusion block 16 drives the filling plate 15 to move, when the extrusion block 16 is jacked to the highest point, the filling plate 15 just keeps flush with the tabletop 2, meanwhile, when the extrusion block 16 is jacked up, the extrusion block 16 drives the limiting block 17 to move upwards along the guide sliding groove 20, when the extrusion block 16 moves to the highest point, the limiting block 17 is just aligned with the positioning groove 21, at the moment, the locking plate 18 loses the limiting position, the extrusion block 16 moves under the action of the compression spring 19, then the limiting block 17 extends into the positioning groove 21, at the moment, the filling plate 15 is clamped tightly, when the top pressing block 14 is separated from the extrusion block 16, the filling plate 15 cannot fall below again, through arranging a plurality of groups of filling plates 15, the area can be increased arbitrarily, when the table top needs to be folded, the table 2 is pushed, after power transmission, the screw rod nut 12 draws close from two sides to the middle, and after the screw rod nut 12 drives the top pressing block 14 to just pass under the extrusion block 16, the screw rod nut 12 drives the first ladder 22 to contact with the second ladder 23, subsequently, the second step 23 is pushed by the first step 22, the second step 23 drives the locking plate 18 to move, the locking plate 18 overcomes the tension of the compression spring 19 and moves towards two sides, then the limiting block 17 and the positioning groove 21 start to be separated, when the second step 23 is pushed to the end of the stroke, the limiting block 17 and the positioning groove 21 are separated, the filling plate 15 loses limiting, the filling plate falls into the lower main body 1 under the action of gravity, then the filling plate 15 falls one by one along with the closing of the screw rod nut 12, the device finishes folding up at the moment, the structure plays a role in freely adjusting the desktop, the size of the desktop can be freely adjusted according to the requirement, the operation is simple, the use is convenient, and the situation that more temporary participants cause the crowding of the conference table is avoided.

As shown in fig. 1, 3-4 and 7, the conference table with adjustable table top area and table top inclination angle further includes a support table 24 fixedly connected to four corners of the bottom of the main body 1, the bottom of the support table 24 is hinged with a connection column 25, the bottom of the connection column 25 is rotatably connected with a sleeve 26, one side of the inner wall of the sleeve 26 away from the connection column 25 is fixedly connected with a second screw nut 27, the inner side of the second screw nut 27 is movably connected with an extension screw 28, the bottom of the extension screw 28 extends to the outer side of the sleeve 26 to be fixedly connected with a support column 29, one side of the outer wall of the sleeve 26 close to the connection column 25 is fixedly connected with a connection ring 30, the top of the connection ring 30 is fixedly connected with a plurality of slide bars 31, the outer wall of the adjacent slide bars 31 is movably sleeved with a same displacement slip ring 33, the bottom of the displacement slip ring 33 is fixedly connected with a return spring 32 outside the slide bar 31, the top of the displacement slip ring 33 extends to the inner side of the connection column 25 to be fixedly connected with a plurality of locking blocks 34, and a connection rod 35 is fixedly connected between the two adjacent support columns 29.

The inside of spliced pole 25 is equipped with the locking recess with latch segment 34 assorted, and during the use, latch segment 34 keeps laminating with the locking recess under the drive of displacement sliding ring 33, and it plays locking sleeve 26, avoids its self-rotation's effect.

The inner wall fixedly connected with of sleeve 26 and spliced pole 25 assorted rolling bearing, during the use, sleeve 26 rotates through rolling bearing and spliced pole 25 to be connected, and it has improved the stability of device motion.

The implementation mode specifically comprises the following steps: when the conference table is in an uneven place, the supporting table 24 in a lower place is found, then the displacement sliding ring 33 is pushed downwards, the displacement sliding ring 33 slides downwards along the sliding rod 31 against the tension of the return spring 32, the displacement sliding ring 33 drives the locking block 34 to move, the locking block 34 releases the limit of the displacement sliding ring 33 at the moment, then the connecting ring 30 is rotated, the connecting ring 30 drives the sleeve 26 to rotate, the sleeve 26 drives the second screw rod nut 27 to rotate, the second screw rod nut 27 rotates on the outer wall of the extension screw rod 28 at the moment, then the second screw rod nut 27 synchronously performs ascending motion on the surface of the extension screw rod 28, the second screw rod nut 27 drives the connecting column 25 to ascend through the sleeve 26, at the moment, the supporting column 29 completes extension and adjustment, the conference table can be kept horizontally and stably placed, finally the displacement sliding ring 33 is released, the device can complete locking under the action of the return spring 32, the device plays a role of freely adjusting the inclination angle of the table top through the structure, and the situation that the table top inclines when the conference table is in an uneven place is avoided is in an uneven place, the situation that articles on the table top slide occurs is good in use effect.

The working principle of the invention is as follows:

with reference to the attached drawings 1-2 and 4-7 of the specification, the top pressing block 14, the extruding block 16, the limiting block 17 and the positioning groove 21 are arranged, so that the function of freely adjusting the table top is achieved, the size of the area can be freely adjusted according to the requirement, the operation is simple, the use is convenient, and the situation that more temporary participants cause crowding of the conference table is avoided.

Further, referring to the attached drawings 1, 3-4 and 7 of the specification, by arranging the displacement slip ring 33, the locking block 34, the connecting ring 30 and the sleeve 26, the function of freely adjusting the inclination angle of the table top is achieved, the situation that when a meeting place is in an uneven place, the table top is inclined, articles on the table top slide down is avoided, and the using effect of the device is good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a conference table of adjustable desktop area and desktop inclination, includes main part (1), its characterized in that: the table plates (2) are movably connected to two sides of the top of the main body (1), the transmission mechanism (3) is arranged inside the main body (1), the area adjusting mechanism (4) is arranged below the table plates (2) on the top of the main body (1), and the inclination angle adjusting mechanism (5) is arranged at the bottom of the main body (1); the transmission mechanism (3) comprises racks (6) fixedly connected to two sides of the bottom of the table plate (2), first transmission shafts (7) rotatably connected are horizontally arranged on two sides of the inner wall of the main body (1), transmission gears (8) are fixedly connected to two sides of the outer wall of each first transmission shaft (7), the transmission gears (8) are meshed with the adjacent racks (6), double-threaded screws (11) rotatably connected are horizontally arranged between the two first transmission shafts (7) on two sides of the inner wall of the main body (1), second bevel gears (10) are fixedly connected to two ends of each double-threaded screw (11), first bevel gears (9) are fixedly sleeved on two sides of the outer wall of each first transmission shaft (7), the first bevel gears (9) are meshed with the adjacent second bevel gears (10), two screw nuts (12) are movably sleeved on the outer wall of each double-threaded screw (11), limiting plates (13) matched with the screw nuts (12) are fixedly connected to the bottom of the inner wall of the main body (1), the area adjusting mechanism (4) comprises jacking blocks (14) fixedly connected with the tops of the screw nuts (12), a plurality of jacking blocks (14) are movably connected with a plurality of jacking blocks (15), and a plurality of jacking and a jacking block (15) is movably connected with a jacking extrusion plate, both sides of the extrusion block (16) are fixedly connected with limiting blocks (17), both sides of the extrusion block (16) at the top of each limiting plate (13) are movably connected with locking plates (18), one sides, far away from the outer wall of the extrusion block (16), of the locking plates (18) are fixedly connected with compression springs (19), one sides, close to the outer wall of the extrusion block (16), of the locking plates (18) are provided with guide sliding chutes (20) matched with the limiting blocks (17), one sides, close to the outer wall of the extrusion block (16), of the locking plates (18) are provided with positioning grooves (21) above the guide sliding chutes (20), one sides, close to the outer wall of the locking plates (18), of the lead screw nuts (12) are fixedly connected with first terraces (22), and one sides, close to the outer wall of the locking plates (18), of the second terraces (23) matched with the first terraces (22) are fixedly connected with one sides of the outer walls of the locking plates (18); inclination adjustment mechanism (5) are including supporting bench (24) of fixed connection in main part (1) bottom four corners, the bottom of supporting bench (24) articulates there is spliced pole (25), the bottom of spliced pole (25) is rotated and is connected with sleeve (26), inner wall one side fixedly connected with second screw-nut (27) of spliced pole (25) are kept away from in sleeve (26), the inboard swing joint of second screw-nut (27) has extension lead screw (28), the bottom that extends lead screw (28) extends to sleeve (26) outside fixedly connected with support column (29), outer wall one side fixedly connected with go-between (30) that sleeve (26) are close to spliced pole (25), the top fixedly connected with a plurality of slide bar (31) of go-between (30), it is adjacent the outer wall movable sleeve of slide bar (31) is equipped with same displacement sliding ring (33), the bottom of displacement sliding ring (33) is in slide bar (31) outside fixedly connected with reset spring (32), the top of displacement sliding ring (33) extends to the inboard fixedly connected with a plurality of spliced pole (25) a plurality of latch segment (34), adjacent two fixedly connected with connecting rod (35) between support column (29).

2. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: the top of the limiting plate (13) is provided with a first sliding groove matched with the locking plate (18).

3. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: and a second sliding chute matched with the screw rod nut (12) is arranged at the top of the limiting plate (13).

4. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: the top of the main body (1) is provided with a limiting sliding groove matched with the table board (2).

5. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: the top of the main body (1) is provided with a movable groove matched with the filling plate (15).

6. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: the bottom of the filling plate (15) is fixedly connected with limiting plates on two sides of the outer wall of the main body (1).

7. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: and a locking groove matched with the locking block (34) is formed in the inner side of the connecting column (25).

8. The conference table of claim 1, wherein the table top area and the table top tilt angle are adjustable: the inner wall of the sleeve (26) is fixedly connected with a rotating bearing matched with the connecting column (25).